612-13-5Relevant articles and documents
Reaction of PbO2 with Solutions of Methylbenzonitriles
Kol'tsov,Salfetnikova
, p. 389 - 393 (2003)
The yield of products formed by low-temperature oxidation of methylbenzonitriles with PbO2 in fluorosulfonic acid solutions was studied in relation to the stabilization factor of the reaction system. The revealed correlation is common for methylbenzonitriles differing in the degree of alkylation and in the oxidation mechanism.
Oxidation of Aromatic Compounds. V. Oxidation of Substituted Benzonitriles and 2,4,6-Triaryl-1,3,5-Triazines in System HSO3F-PbO2
Rudenko,Salfetnikova,Vasil'ev
, p. 1447 - 1470 (2007/10/03)
Low-temperature oxidation of substituted benzonitriles by the system HSO3F-PbO2 proceeds with intermediate formation of cation-radicals and leads to substitution of hydrogen atoms of the methyl group or benzene ring. This reaction provides a route for preparation of chloromethylsubstituted benzonitriles, diarylmethanes, diaryls, arylfluorosulfonates and substituted benzamides with cyano groups. In the case of methyl derivatives of 2,4,6-triphenyl-1,3,5-triazine substitution of the first and then the second hydrogen atom of the same methyl group transforms it into hydroxy or chloromethyl group, or into the aldehyde function.